COPRINUS 507 



base, silky. Gills deep rich brown, then black, attached, then seceding 

 and becoming free, narrow, attenuated at both ends. Flesh brownish, 

 thin. Spores 15 x IQ-llju. Solitary, or clustered. Hollow trees, rich 

 ground, and manure heaps. May Aug. Uncommon. 



1660. C. radians (Desm.) Fr. Radians, radiant. 

 P. 2-3 cm., yellow tawny, becoming pale, membranaceous, ovate, 



then campanulate and expanded, micaceous, disc granular, silicate; 

 margin striate. St. 2-4: cm. x 48 mm., white, slightly attenuated 

 upwards from the swollen base, and arising from a dense mass of tawny 

 mycelium, the Ozonium of old authors. Gills white, then violaceous 

 black, adnate, linear, 3-4 mm. broad. Flesh white, tawny under the 

 cuticle of the p. and in the St., thin at the margin. Spores black, 

 elliptic fusiform, 9-10 x 4 5fj,, 1-2-guttulate, with a hyaline germ- 

 pore at each end. Caespitose. On stumps, especially elm, old stacked 

 logs, and plaster walls. April Dec. Not uncommon, (v.v.) 



1661. C. papillatus (Batsch) Fr. Cke. Illus. no. 663, t. 676, fig. B. 



Papillatus, having a nipple. 



P. 4-15 mm., fuscous, disc darker, membranaceous, ovate, then 

 campanulate, at length flattened and revolute, torn, striate, scurfy, 

 beset with minute warts, which are more crowded on the disc. St. 2- 

 3 cm. x 2 mm., hyaline-pellucid, equal, smooth except at the base. 

 Gills blackish, then black, tree, few. Spores "brownish black, angu- 

 larly oval, 7-8 x 6-7 /i. Cystidia vesiculose" Rick. On the ground, 

 and on dung. Pastures, and gardens. June Oct. Uncommon, (v.v.) 



var. oxygenus Fr. ou5, sharp; 761/09, race. 



Differs from the type in the whitish p., inclining to grey, slightly 

 fiocculose as well as the st. 



1662. C. Patoufflardii Quel. Trans. Brit. Myc. Soc. in, t. 8. 



N. Patouillard, the eminent French mycologist. 

 P. 5-20 mm., ashy -grey, disc yellowish, rough with minute reddish 

 granules, membranaceous, conico-campanulate, then expanded, pli- 

 cato-sulcate up to the disc at maturity. St. 1-4 cm. x 2 mm., white, 

 fragile, slightly attenuated upwards, smooth. Gills cream colour, then 

 black, free, attached to a collar, 2 mm. broad, distant. Flesh white, 

 reddish at the disc and base of the st., very thin. Spores black, with a 

 hyaline apiculus, angularly globose, 6-7 /A. Spent tea leaves. July. 

 Uncommon, (v.v.) 



******P. smooth, without floccose, or micaceous 

 squamules. Veil none. 



1663. C. alternatus (Schum.) Fr. Alternatus, alternate. 

 P. 3-4 cm., chalky-pallid, disc pale umber, fleshy, hemispherical, 



discoid, smooth, striped with alternately broad and narrow striae. St. 



